Home / 1,761,715.87-2,431,127.34-1,026,623.50

Finding the Fourth Proportional to 1,761,715.87, 2,431,127.34 and 1,026,623.50

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Solution

The fourth proportional to 1,761,715.87, 2,431,127.34 and 1,026,623.50 is: 1,416,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,715.87 : 2,431,127.34 = 1,026,623.50 : x
  2. Step 2: Convert to fraction form
    1,761,715.87/2,431,127.34 = 1,026,623.50/x
  3. Step 3: Cross multiply
    1,761,715.87x = 2,431,127.34 × 1,026,623.50
  4. Step 4: Simplify right side
    1,761,715.87x = 2,495,852,458,736.49
  5. Step 5: Solve for x
    x = 2,495,852,458,736.49/1,761,715.87
  6. Step 6: Final answer
    x = 1,416,716.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.